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COMPASS MINERALS INTERNATION (CMP) Stock Ownership and Short Interest

USA - NYSE:CMP - US20451N1019 - Common Stock

17.17 USD
+0.63 (+3.81%)
Last: 11/7/2025, 8:04:00 PM
17.17 USD
0 (0%)
After Hours: 11/7/2025, 8:04:00 PM
CMP Ownership Chart.CMP Ownership Chart: showing Insider, Institutional ownership and shares available to the public.CMP Ownership.InsiderInstitutionalPublic



Shares Outstanding41.69M
Float33.81M
Float Short Interest Percentage6.47%
Owners (insider)0.61%
Owners (institutional)74.6%
Owners (insider) change0.36%
Owners (institutional) change1.88%
CMP Institutional Ownership HistoryCMP Institutional Ownership HistoryCMP Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 10M 20M 30M 40M
CMP Historical Insider Transactions ChartCMP Historical Insider Buy and Sell Transactions ChartCMP Historical Insider Transactions Dec 2024 Jan 2025 Feb 2025 Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 10K 20K 30K 40K 50K
Date Name Type Shares Price Amount
Oct 15, 2025 Nichols Benjamin S. Option Excercise 7408 0.00 $ 0.00
Oct 15, 2025 Nichols Benjamin S. Option Excercise 2176 19.53 $ 42,497.28
Oct 15, 2025 Ward Ashley Option Excercise 2598 0.00 $ 0.00
Oct 15, 2025 Ward Ashley Option Excercise 763 19.53 $ 14,901.39
Oct 15, 2025 DOWLING EDWARD C Option Excercise 45467 0.00 $ 0.00
Oct 15, 2025 DOWLING EDWARD C Option Excercise 15189 19.53 $ 296,641.17
Sep 30, 2025 DEALY RICHARD P Grant 1530 0.00 $ 0.00
Sep 30, 2025 WALKER LORI A Grant 1563 0.00 $ 0.00
Sep 30, 2025 Miller Melissa M Grant 1465 0.00 $ 0.00
Sep 30, 2025 Joyce Gareth T Grant 1433 0.00 $ 0.00
Jun 30, 2025 WALKER LORI A Grant 1494 0.00 $ 0.00
Jun 30, 2025 Joyce Gareth T Grant 1369 0.00 $ 0.00
Jun 30, 2025 DEALY RICHARD P Grant 1463 0.00 $ 0.00
Jun 30, 2025 Miller Melissa M Grant 1400 0.00 $ 0.00
Jun 30, 2025 Reece Joseph E Grant 2209 0.00 $ 0.00
Jun 30, 2025 Reece Joseph E Grant 2209 0.00 $ 0.00
Jun 30, 2025 Reece Joseph E Grant 2209 0.00 $ 0.00
May 18, 2025 Nichols Benjamin S. Option Excercise 684 0.00 $ 0.00
May 18, 2025 Nichols Benjamin S. Option Excercise 238 19.18 $ 4,564.84
Mar 31, 2025 DEALY RICHARD P Grant 3163 0.00 $ 0.00
Mar 31, 2025 Joyce Gareth T Grant 2961 0.00 $ 0.00
Mar 31, 2025 Reece Joseph E Grant 4777 0.00 $ 0.00
Mar 31, 2025 Miller Melissa M Grant 3028 0.00 $ 0.00
Mar 31, 2025 WALKER LORI A Grant 3230 0.00 $ 0.00
Mar 26, 2025 Reece Joseph E Open Market Purchase 5000 9.68 $ 48,400.00
Mar 5, 2025 Miller Melissa M Option Excercise 5685 0.00 $ 0.00
Mar 5, 2025 Joyce Gareth T Option Excercise 5685 0.00 $ 0.00
Mar 5, 2025 DEALY RICHARD P Option Excercise 5685 0.00 $ 0.00
Mar 5, 2025 Reece Joseph E Option Excercise 10659 0.00 $ 0.00
Mar 5, 2025 WALKER LORI A Option Excercise 5685 0.00 $ 0.00
Feb 28, 2025 Hood Jennifer R. Option Excercise 1679 0.00 $ 0.00
Feb 28, 2025 Hood Jennifer R. Option Excercise 582 10.44 $ 6,076.08
Jan 18, 2025 DOWLING EDWARD C Option Excercise 22350 0.00 $ 0.00
Jan 18, 2025 DOWLING EDWARD C Option Excercise 7042 14.21 $ 100,066.82
Dec 31, 2024 Reece Joseph E Grant 3945 0.00 $ 0.00
Dec 31, 2024 WALKER LORI A Grant 2667 0.00 $ 0.00
Dec 31, 2024 Joyce Gareth T Grant 2445 0.00 $ 0.00
Dec 31, 2024 Miller Melissa M Grant 2500 0.00 $ 0.00
Dec 31, 2024 DEALY RICHARD P Grant 2612 0.00 $ 0.00
Dec 18, 2024 Cathey Jeffrey M Option Excercise 3152 0.00 $ 0.00
Dec 18, 2024 Cathey Jeffrey M Option Excercise 926 12.02 $ 11,130.52